123076924321345 has 16 divisors (see below), whose sum is σ = 147729597800400. Its totient is φ = 98436683520000.

The previous prime is 123076924321343. The next prime is 123076924321349. The reversal of 123076924321345 is 543123429670321.

It can be written as a sum of positive squares in 8 ways, for example, as 4101884646721 + 118975039674624 = 2025311^2 + 10907568^2 .

It is not a de Polignac number, because 123076924321345 - 2¹ = 123076924321343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123076924321292 and 123076924321301.

It is not an unprimeable number, because it can be changed into a prime (123076924321343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 327073705 + ... + 327449785.

It is an arithmetic number, because the mean of its divisors is an integer number (9233099862525).

Almost surely, 2^{123076924321345} is an apocalyptic number.

It is an amenable number.

123076924321345 is a deficient number, since it is larger than the sum of its proper divisors (24652673479055).

123076924321345 is an equidigital number, since it uses as much as digits as its factorization.

123076924321345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392436.

The product of its (nonzero) digits is 6531840, while the sum is 52.

The spelling of 123076924321345 in words is "one hundred twenty-three trillion, seventy-six billion, nine hundred twenty-four million, three hundred twenty-one thousand, three hundred forty-five".